### 4.3 Identifying files and elements

To maintain interfile and intrafile references, DITA2Go automatically generates unique IDs for every element and output file. These generated IDs wind up in the output as the link targets. You can specify how these IDs are created.

In this section:

§4.3.1 Generating document-wide unique IDs

§4.3.2 Specifying building blocks for unique IDs

§4.3.3 Specifying a prefix for bookmarks in RTF output

§4.3.4 Checking for duplicate IDs

Previous Topic: 4.2 Logging conversion events

Next Topic: 4.3.1 Generating document-wide unique IDs

Parent Topic: 4. Setting basic conversion options

Sibling Topics:

4.1 Specifying operating settings

4.2 Logging conversion events

4.4 Processing graphics